CN212192712U

CN212192712U - Auto repair is with spare part regulation grinding device convenient to use

Info

Publication number: CN212192712U
Application number: CN202022393228.5U
Authority: CN
Inventors: 祝政杰
Original assignee: Yantai Automobile Engineering Professional College
Current assignee: Yantai Automobile Engineering Professional College
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2020-12-22
Anticipated expiration: 2030-10-26

Abstract

A convenient part adjusting and polishing device for automobile maintenance comprises a box body with an opening in the front, a transparent box door is hinged and installed on one side of the front end of the box body, a group of slide rail groups are respectively matched and arranged on the inner walls of two sides of the box body, each slide rail group consists of an upper slide rail and a lower slide rail, two blocks of sliders constitute, two slide rails in every group slide rail group are located the upper and lower both ends of one side inner wall of box respectively, every slider is located a slide rail that corresponds, rectangular groove is seted up respectively to the opposite face of two rectangular pieces, be located movable mounting lead screw between the upper and lower both ends inner wall in left rectangular groove, be located through guide bar fixed connection between the upper and lower both ends inner wall in the rectangular groove on right side, adjusting device about the left side outer wall cooperation of box is equipped with, adjusting device around the right side outer wall cooperation of box is equipped with, the bottom inner wall fixed mounting polisher of box, the utility model discloses can avoid causing the workman to produce respiratory disease.

Description

Auto repair is with spare part regulation grinding device convenient to use

Technical Field

The utility model belongs to the technical field of the spare part is polished, specifically speaking is a polishing device is adjusted to spare part for auto repair convenient to use.

Background

At present to automobile parts's the polishing, still adopt the mode of handing the polisher, the sweeps that handheld mode produced is inhaled in the body by the workman easily, has serious harm to the human body, and moreover, handheld mode is under the condition of can't taking steady polisher, and the polisher drops, threatens workman's safety easily again to in use is comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grinding device is adjusted to spare part for auto repair convenient to use for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a convenient part adjusting and polishing device for automobile maintenance comprises a box body with an opening in the front, a transparent box door is hinged and installed on one side of the front end of the box body, a group of slide rail groups are respectively matched and arranged on the inner walls of two sides of the box body, each slide rail group consists of an upper slide rail, a lower slide rail and two slide blocks, the two slide rails in each slide rail group are respectively positioned at the upper end and the lower end of the inner wall of one side of the box body, each slide block is positioned in a corresponding slide rail, the two slide blocks in the same slide rail group are fixedly connected through a vertical strip block, the opposite surfaces of the two strip blocks are respectively provided with a strip groove, a lead screw is movably installed between the inner walls of the upper end and the lower end of the strip groove on the left side, the inner walls of the upper end and the lower end of the strip groove on the right side are fixedly connected through guide rods, a screw is matched and arranged on, set up the cavity in the horizontal plate, the cavity fit is equipped with reciprocating motion device, and reciprocating motion device's below cooperation is equipped with two splint, and adjusting device about the left side outer wall cooperation of box is equipped with, and adjusting device, the bottom inner wall fixed mounting polisher of box around the right side outer wall cooperation of box is equipped with.

The convenient component adjusting and polishing device for automobile maintenance comprises a reciprocating device, a first screw rod, two first nuts, a connecting block and a first bevel gear, the second bevel gear, the axis of rotation is constituteed, the screw thread of two first screws is opposite, the connecting block is located between two first screws and with first screw rod fixed connection, first bevel gear is installed on the connecting block, first bevel gear is placed with the connecting block is concentric, second bevel gear fixed mounting is in the rear end of axis of rotation, axis of rotation and first screw rod mutually perpendicular, the front end of horizontal plate is passed to the front end of axis of rotation, the second bevel gear can cooperate with first bevel gear meshing, every first screw rod and a first nut screw-thread fit that corresponds, the bottom of cavity is seted up and is passed through the groove, the bottom installation of first nut links the piece, the bottom of linking piece is passed through the groove and with the top fixed connection of a splint that corresponds.

The convenient-to-use component adjusting and polishing device for automobile maintenance comprises two support plates arranged up and down, a first chain wheel, a third bevel gear, a connecting shaft, a fourth bevel gear, a connecting rod, a second chain wheel, a first gear and a rotating shaft, wherein one side of each support plate is fixedly connected with the outer wall of the left side of a box body, the connecting shaft is positioned between the two support plates and movably connected with the opposite surfaces of the two support plates, the first chain wheel and the third bevel gear are fixedly arranged on the connecting shaft, the first chain wheel is positioned below the third bevel gear, the rear end of the connecting rod is movably connected with the front end of the support plate above, the fourth bevel gear is fixedly arranged on the connecting rod and can be meshed with the third bevel gear, a placing groove is formed in the inner wall of one side of the box body, and the upper end and the lower end of the rotating shaft are respectively movably connected with the inner walls of, the second sprocket, first gear fixed mounting is on the rotation axis, first gear is located the top of second sprocket, pass through chain swing joint between second sprocket and the first sprocket, the opening is seted up to the one side of the slide rail that is arranged in the left slide rail group of box and is in the below, the recess is seted up to the one side of the slider that is arranged in the left side of box and is located the below, both ends communicate with each other with the external world respectively around the recess, through pivot swing joint between the upper and lower both ends inner wall of recess, pivot from last down fixed mounting third sprocket in proper order, the second gear can cooperate with first gear engagement, the bottom fixed mounting fourth sprocket of lead screw, pass through chain swing joint between fourth sprocket and the third sprocket, the chain passes the slider, rectangular piece.

According to the spare part adjusting and polishing device convenient to use for automobile maintenance, the front end of the connecting rod is provided with the supporting sleeve in a matched mode, one side of the supporting sleeve is fixedly connected with the outer wall of one side of the box body through the fixing block, and the connecting rod penetrates through the supporting sleeve.

The conveniently used part adjusting and polishing device for automobile maintenance comprises two support plates, a second screw rod, a second nut and a fixed rod, wherein the two support plates are arranged in a front-back manner, one side of each support plate is fixedly arranged on the outer wall of the right side of the box body, one side of each slide rail positioned in the slide rail group on the right side of the box body and positioned below the slide rail is provided with a first horizontal groove, the inner wall of the left side of the box body is provided with a second horizontal groove, one side of the second horizontal groove is communicated with the outside, the second horizontal groove and the first horizontal groove are positioned on the same horizontal plane and are communicated with each other, the rear end of the second screw rod is movably connected with the front surface of the support plate on the rear side, the front end of the second screw rod penetrates through the support plate on the front side, the second screw rod is in threaded fit with the second nut, one end of the fixed rod is fixedly connected with one side of, the fixed rod passes through the first horizontal groove and the second horizontal groove.

According to the convenient-to-use automobile maintenance part adjusting and polishing device, the rotating handle is fixedly installed at the front end of the second screw rod.

The utility model has the advantages that: when the automobile parts are polished, the parts are placed between the two clamping plates, the reciprocating device controls the two clamping plates to clamp the parts, after the parts are clamped by the clamping plates, the bottom surfaces of the parts are polished surfaces, the bottom surfaces of the parts are lower than the bottom surfaces of the clamping plates, the polisher is in a stop state, the front and rear adjusting devices are controlled to enable the strip blocks to move back and forth along the sliding rails, the strip blocks are moved to the middle of the box body and are also located above the polisher, the upper and lower adjusting devices control the screw rod to rotate, the horizontal plate moves downwards through the driving of the screw nut and gradually approaches the polisher, the box door is closed, after the parts are observed to be in contact with the polisher, the front and rear adjusting devices are controlled to enable the bottom surfaces of the parts to move on the polisher to polish the parts, and after polishing is finished, the strip blocks are moved to the middle of the box body, controlling the up-down adjusting device to enable the horizontal plate to move upwards to be far away from the grinding machine, stopping the work of the grinding machine, opening the box door, and controlling the reciprocating device to enable the two clamping plates to move in opposite directions so as to replace the parts or replace the ground surfaces of the parts; through the utility model discloses can polish to the spare part of equidimension not, and at the in-process of polishing, the workman no longer with the polisher, spare part direct contact, when can avoiding handheld polisher, because of handheld shakiness, the polisher drops, prevent to cause the workman be injured, also avoid when the spare part volume is heavier, can't remove the spare part, and make the effect of polishing not good, and at the in-process of polishing, polish produced sweeps, the gathering is in the box, compare and present workman is handheld to be polished, during the sweeps floated the air, under the condition in the workman inhales the body, the utility model discloses can avoid causing the workman to produce respiratory disease.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is an enlarged view of a portion I of FIG. 1; FIG. 4 is a partial enlarged view of II of FIG. 1; fig. 5 is a partially enlarged view of III of fig. 1.

Reference numerals: 1 box body 2 box door 3 slide rail set 301 slide rail 302 slide block 4 bar block 5 bar groove 6 screw 7 guide bar 8 horizontal plate 9 cavity 10 clamp plate 11 first screw 12 first nut 13 connecting block 14 first bevel gear 15 second bevel gear 16 rotating shaft 17 first chain wheel 19 third bevel gear 20 connecting shaft 21 fourth bevel gear 22 connecting rod 23 second chain wheel 24 first gear 25 placing groove 26 opening 27 groove 28 rotating shaft 29 third chain wheel 30 fourth chain wheel 32 supporting sleeve 33 supporting plate 34 second screw 35 second nut 36 fixing rod 37 rotating handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A convenient part adjusting and polishing device for automobile maintenance comprises a box body 1 with an opening in the front, a transparent box door 2 is hinged and installed on one side of the front end of the box body 1, the box door 2 can be made of acrylic plates, a group of slide rail groups 3 are respectively arranged on the inner walls of two sides of the box body 1 in a matching way, each slide rail group 3 consists of an upper slide rail 301, a lower slide rail 301 and two slide blocks 302, the two slide rails 301 in each slide rail group 3 are respectively positioned at the upper end and the lower end of the inner wall of one side of the box body 1, each slide block 302 is positioned in the corresponding slide rail 301, the two slide blocks 302 in the same slide rail group 3 are fixedly connected through a vertical strip block 4, the opposite surfaces of the two strip blocks 4 are respectively provided with a strip groove 5, a screw rod 6 is movably installed between the inner walls of the upper end and the lower end of the strip groove 5 on the left side, and the inner, a screw nut is arranged on the screw rod 6 in a matching way, a guide sleeve is arranged on the guide rod 7 in a matching way, the guide sleeve and the guide rod sleeve are assembled and matched, the screw nut and the guide sleeve are fixedly connected through a horizontal plate 8, a cavity 9 is arranged in the horizontal plate 8, a reciprocating moving device is arranged in the cavity 9 in a matching way, two clamping plates 10 are arranged below the reciprocating moving device in a matching way, the two clamping plates 10 are driven by the reciprocating moving device, can relative movement, also can move to opposite direction, with the spare part centre gripping of car, adjusting device about the left side outer wall cooperation of box 1 is equipped with, adjusting device can control the rotation of lead screw 6 from top to bottom, makes the screw drive horizontal plate reciprocate, adjusting device around the right side outer wall cooperation of box is equipped with, adjusting device can control the back-and-forth movement of the slider 302 of below in the slide rail group 3 on right side, the bottom inner wall fixed mounting polisher of box 1 from top to bottom. When the automobile parts are polished, the parts are placed between the two clamping plates 10, the reciprocating device controls the two clamping plates 10 to clamp the parts, after the parts are clamped by the clamping plates 10, the bottom surfaces of the parts are polished surfaces, the bottom surface height of the parts is lower than that of the clamping plates 10, the polisher is in a stop state, the front and rear adjusting device is controlled to enable the strip block 4 to move back and forth along the slide rail 301, the strip block 4 is moved to the middle of the box body and is located above the polisher, the upper and lower adjusting device controls the screw rod 6 to rotate, the horizontal plate 8 moves downwards and gradually approaches the polisher through the driving of the screw, the box door is closed, and after the parts are in contact with the polisher, the front and rear adjusting device is controlled to enable the bottom surfaces of the parts to move on the polisher to polish the parts, after polishing is finished, the long strip block is moved to the middle part of the box body 1, the vertical adjusting device is controlled to enable the horizontal plate 8 to move upwards to be away from the polishing machine, the work of the polishing machine is stopped, the box door 2 is opened, the reciprocating moving device is controlled to enable the two clamping plates 10 to move in opposite directions, and parts can be replaced or the polished surfaces of the parts can be replaced; through the utility model discloses can polish to the spare part of equidimension not, and at the in-process of polishing, the workman no longer with polisher, spare part direct contact, when can avoiding handheld polisher, because of handheld shakiness, the polisher drops, prevent to cause the workman be injured, also avoid when the spare part volume is heavier, can't remove the spare part, and make the effect of polishing not good, and at the in-process of polishing, polish produced sweeps, the gathering is in box 1, compare and present workman is handheld to be polished, during the sweeps floated the air, under the condition in the workman's suction body, the utility model discloses can avoid causing the workman to produce respiratory disease.

Specifically, the reciprocating device described in this embodiment is composed of a first screw 11 movably mounted on the inner walls of two sides of the cavity 9, two first nuts 12, a connecting block 13, a first bevel gear 14, a second bevel gear 15, and a rotating shaft 16, wherein the threads of the two first screws 11 are opposite, the connecting block 13 is located between the two first screws 11 and is fixedly connected with the first screws 11, the first bevel gear 14 is mounted on the connecting block 13, the first bevel gear 14 is concentrically disposed with the connecting block 13, the second bevel gear 15 is fixedly mounted at the rear end of the rotating shaft 16, the rotating shaft 16 is perpendicular to the first screws 11, the front end of the rotating shaft 16 passes through the front end of the horizontal plate 8, a through hole is formed in the inner wall of the front end of the cavity, the through hole penetrates through the front end of the horizontal plate, the rotating shaft 16 passes through the through hole and is connected with a bearing, that is, the outer periphery of the rotating shaft 16 is fixedly connected, the second bevel gear 15 can be meshed and matched with the first bevel gear 14, each first screw rod 11 is in threaded fit with a corresponding first nut 12, a through groove is formed in the bottom end of the cavity 9, a connecting block is mounted at the bottom end of each first nut 12, and the bottom end of each connecting block penetrates through the through groove and is fixedly connected with the top end of a corresponding clamping plate 10. The rotating shaft 16 is rotated to drive the second bevel gear 15 to rotate, the second bevel gear 15 is meshed with the first bevel gear 14 to drive the connecting block 13 and the first screw rod 11 to rotate, the first screw rod 11 is in threaded fit with the first nut 12, the first nut 12 is connected with the clamping plate 10 through the connecting block, and then the two clamping plates 10 can be driven to move relatively or in opposite directions, clamping is carried out according to the sizes of different parts, and after the parts are clamped, the surface to be polished is located on the bottom surface and is lower than the bottom surface of the clamping plate.

Specifically, the vertical adjustment device described in this embodiment is composed of two support plates 17 arranged up and down, a first sprocket 18, a third bevel gear 19, a connecting shaft 20, a fourth bevel gear 21, a connecting rod 22, a second sprocket 23, a first gear 24, and a rotating shaft, one side of the two support plates 17 is fixedly connected with the outer wall of the left side of the box body 1, the support plates are located in the middle of the box body, the connecting shaft 20 is located between the two support plates 17 and is movably connected with the opposite surfaces of the two support plates 17, the first sprocket 18 and the third bevel gear 19 are fixedly mounted on the connecting shaft 20, the first sprocket 18 is located below the third bevel gear 19, the rear end of the connecting rod 22 is movably connected with the front end of the support plate 17 above, the fourth bevel gear 21 is fixedly mounted on the connecting rod 22, the fourth bevel gear 21 can be engaged with the third bevel gear 19, a placement groove 25 is formed in the inner wall of one side of the box body 1, the, the upper end and the lower end of the rotating shaft are respectively movably connected with the inner walls of the upper end and the lower end of the placing groove 25, the second chain wheel 23 and the first gear 24 are fixedly arranged on the rotating shaft, the first gear 24 is positioned above the second chain wheel 23, the second chain wheel 23 is movably connected with the first chain wheel 18 through a chain, one side of a slide rail which is positioned in a slide rail group at the left side of the box body 1 and is positioned below the slide rail is provided with an opening 26, part of the first gear 24 passes through the opening 26 and is positioned in the slide rail, one side of a slide block 302 which is positioned at the left side of the box body 1 and is positioned below the slide rail is provided with a groove 27, the front end and the rear end of the groove 27 are respectively communicated with the outside, the inner walls of the upper end and the lower end of the groove 27 are movably connected through a rotating shaft 28, the rotating shaft 28 is sequentially and, the fourth chain wheel 31 is movably connected with the third chain wheel 29 through a chain, and the chain passes through the sliding block 302 and the long block 4. When the long block 4 on the left side moves to the middle part of the box body 1, the second gear 30 and the first gear 24 are in a meshed state at the moment, the rotating connecting rod 22 drives the fourth bevel gear 21 to rotate, the fourth bevel gear 21 is meshed and matched with the third bevel gear 19 to drive the first chain wheel 18 and the connecting shaft 20 to rotate, the first chain wheel 18 is connected with the second chain wheel 23 through a chain, the second chain wheel 23, the first gear 24 and the rotating shaft are further driven to rotate, the first gear 24 and the second gear 30 are in a meshed state at the moment to drive the second gear 30 to rotate, the rotating shaft 28 and the third chain wheel 29 are driven to rotate, the third chain wheel 29 is connected with the fourth chain wheel 31 through a chain, the fourth chain wheel 31 is driven to rotate, the screw rod 6 is driven to rotate, the height of the horizontal plate 8 is adjusted through the up-and-down movement of the screw nut, the polishing surface of the part is contacted with a polisher, and only when moving to the middle part of box 1, just can adjust the height of horizontal plate 8 to avoid the mistake to bump connecting rod 22, cause reciprocating of horizontal plate 8, the spare part that presss from both sides collides with the polisher, avoids causing the damage.

Furthermore, the front end of the connecting rod 22 according to this embodiment is provided with a supporting sleeve 32 in a matching manner, one side of the supporting sleeve 32 is fixedly connected with the outer wall of one side of the box body 1 through a fixing block, and the connecting rod 22 passes through the supporting sleeve 32. The supporting of the supporting sleeve 32 makes the stress of the connecting rod 22 more stable and the using effect better.

Furthermore, the front-back adjusting device of the present embodiment is composed of two supporting plates 33, a second screw 34, a second nut 35, and a fixing rod 36, which are arranged in a front-back manner, one side of the supporting plate 33 is fixedly installed on the outer wall of the right side of the box body 1, one side of the sliding rail 301 located in the sliding rail set 3 on the right side of the box body 1 and below is provided with a first horizontal groove, the inner wall of the left side of the box body 1 is provided with a second horizontal groove, one side of the second horizontal groove is communicated with the outside, the second horizontal groove and the first horizontal groove are located at the same horizontal plane and are communicated with each other, the rear end of the second screw 34 is movably connected with the front of the supporting plate 33 on the rear side, the front end of the second screw 34 passes through the supporting plate 33 on the front side, the second screw 34 is in threaded fit with the second nut 35, one end of the fixing rod 36 is fixedly connected with one side of the, the fixing rod 36 passes through the first horizontal groove and the second horizontal groove. The second screw 34 is rotated to drive the second nut 35 to move back and forth, and the fixing rod 36 drives the slider 302 to move back and forth, so as to drive the bar 4 to move back and forth, and when in polishing, the part of the part exceeding the polisher can move back and forth, so that the part can be polished in all directions.

Further, a handle 37 is fixedly mounted at the front end of the second screw 34 in the embodiment. The second screw rod 34 can be rotated more conveniently by the rotating handle 37, and the thread of the second screw rod 34 is prevented from damaging hands.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a grinding device is adjusted to spare part for auto repair convenient to use which characterized in that: comprises a box body (1) with an opening in the front, a transparent box door (2) is hinged on one side of the front end of the box body (1), a group of slide rail groups (3) is respectively arranged on the inner walls of two sides of the box body (1) in a matching way, each slide rail group (3) consists of an upper slide rail (301), a lower slide rail (301) and two slide blocks (302), two slide rails (301) in each slide rail group (3) are respectively positioned at the upper end and the lower end of the inner wall of one side of the box body (1), each slide block (302) is positioned in the corresponding slide rail (301), the two slide blocks (302) in the same slide rail group (3) are fixedly connected through a vertical long bar block (4), the opposite surfaces of the two long bar blocks (4) are respectively provided with a long bar groove (5), a screw rod (6) is movably arranged between the inner walls of the upper end and the lower end of the long bar groove (5) positioned on the left side, the inner, the cooperation is equipped with the screw on lead screw (6), the cooperation is equipped with the uide bushing on guide bar (7), through horizontal plate (8) fixed connection between screw and the uide bushing, set up cavity (9) in horizontal plate (8), cavity (9) fit in is equipped with reciprocating motion device, reciprocating motion device's below cooperation is equipped with two splint (10), adjusting device about the left side outer wall cooperation of box (1) is equipped with, adjusting device around the right side outer wall cooperation of box (1) is equipped with, the bottom inner wall fixed mounting polisher of box (1).

2. The component adjusting and grinding device convenient to use for automobile maintenance according to claim 1, characterized in that: the reciprocating device comprises first screw rods (11) movably arranged on the inner walls of two sides of a cavity (9), two first nuts (12), a connecting block (13), a first bevel gear (14), a second bevel gear (15) and a rotating shaft (16), wherein the threads of the two first screw rods (11) are opposite, the connecting block (13) is positioned between the two first screw rods (11) and fixedly connected with the first screw rods (11), the first bevel gear (14) is arranged on the connecting block (13), the first bevel gear (14) and the connecting block (13) are concentrically arranged, the second bevel gear (15) is fixedly arranged at the rear end of the rotating shaft (16), the rotating shaft (16) is vertical to the first screw rods (11), the front end of the rotating shaft (16) penetrates through the front end of a horizontal plate (8), the second bevel gear (15) can be meshed and matched with the first bevel gear (14), each first screw rod (11) is in threaded fit with one corresponding first nut (12), the bottom end of the cavity (9) is provided with a through groove, the bottom end of the first nut (12) is provided with a connecting block, and the bottom end of the connecting block penetrates through the through groove and is fixedly connected with the top end of a corresponding clamping plate (10).

3. The component adjusting and grinding device convenient to use for automobile maintenance according to claim 1, characterized in that: the up-down adjusting device consists of two support plates (17), a first chain wheel (18), a third bevel gear (19), a connecting shaft (20), a fourth bevel gear (21), a connecting rod (22), a second chain wheel (23), a first gear (24) and a rotating shaft which are arranged up and down, wherein one side of the two support plates (17) is fixedly connected with the outer wall of the left side of the box body (1), the connecting shaft (20) is positioned between the two support plates (17) and movably connected with the opposite surfaces of the two support plates (17), the first chain wheel (18) and the third bevel gear (19) are fixedly arranged on the connecting shaft (20), the first chain wheel (18) is positioned below the third bevel gear (19), the rear end of the connecting rod (22) is movably connected with the front end of the support plate (17) above, the fourth bevel gear (21) is fixedly arranged on the connecting rod (22), and the fourth bevel gear (21) can be meshed with the third bevel gear (19), a placing groove (25) is formed in the inner wall of one side of the box body (1), the upper end and the lower end of the rotating shaft are respectively movably connected with the inner walls of the upper end and the lower end of the placing groove (25), a second chain wheel (23) and a first gear (24) are fixedly arranged on the rotating shaft, the first gear (24) is positioned above the second chain wheel (23), the second chain wheel (23) is movably connected with the first chain wheel (18) through a chain, an opening (26) is formed in one side of a sliding rail which is positioned in a sliding rail group on the left side of the box body (1) and is positioned below, a groove (27) is formed in one side of a sliding block (302) which is positioned on the left side of the box body (1) and is positioned below, the front end and the rear end of the groove (27) are respectively communicated with the outside, the inner walls of the upper end and the lower end of the groove (27) are, the second gear (30) can be meshed with the first gear (24) in a matched mode, a fourth chain wheel (31) is fixedly installed at the bottom end of the screw rod (6), the fourth chain wheel (31) is movably connected with the third chain wheel (29) through a chain, and the chain penetrates through the sliding block (302) and the long block (4).

4. The component adjusting and grinding device convenient to use for automobile maintenance according to claim 3, characterized in that: the front end of the connecting rod (22) is provided with a supporting sleeve (32) in a matching way, one side of the supporting sleeve (32) is fixedly connected with the outer wall of one side of the box body (1) through a fixing block, and the connecting rod (22) penetrates through the supporting sleeve (32).

5. The component adjusting and grinding device convenient to use for automobile maintenance according to claim 1, characterized in that: the front and back adjusting device comprises two supporting plates (33) arranged in front and back, a second screw rod (34), a second nut (35) and a fixing rod (36), wherein one side of each supporting plate (33) is fixedly arranged on the outer wall of the right side of the box body (1), one side of a sliding rail (301) positioned in the sliding rail group (3) on the right side of the box body (1) and below is provided with a first horizontal groove, the inner wall of the left side of the box body (1) is provided with a second horizontal groove, one side of the second horizontal groove is communicated with the outside, the second horizontal groove and the first horizontal groove are positioned on the same horizontal plane and are communicated with each other, the rear end of the second screw rod (34) is movably connected with the front surface of the supporting plate (33) on the back side, the front end of the second screw rod (34) penetrates through the supporting plate (33) on the front side, the second screw rod (34) is in threaded fit with the second nut (35), the other end of the fixing rod (36) is fixedly connected with one side of the sliding block (302) which is positioned in the sliding rail group (3) on the right side of the box body (1) and is positioned below the sliding block, and the fixing rod (36) penetrates through the first horizontal groove and the second horizontal groove.

6. The component adjusting and grinding device convenient to use for automobile maintenance according to claim 5, characterized in that: the front end of the second screw rod (34) is fixedly provided with a rotating handle (37).